Give yourself a high five if you said Murtaugh, which came in at #3. With a booming population of 118, Murtaugh is a throwback for small agricultural communities.

When your grain storage building is the tallest building in town, you must be in Murtaugh. With the Snake River to the north and Murtaugh Lake to the south, it doesn't get much more Mayberry RFD than this is Idaho.